:-moz-placeholder{
    color: blue;
}
::-webkit-input-placeholder{
    color: blue;
}
*:focus{
    outline: none;
}

body{
    font:14px/21px "Lucida Sans","Lucida Grande","Lucida Sans Unicode",sans-serif;
    padding: 10px;
}
.contact_form h2,.contact_form label{
    font-family:Georgia,Times,"Times New Roman",serif;
}
.form_hint,.required_notification{
    font-size: 11px;
}
#container{
    width: 750px;
    margin-left: auto;
    margin-right: auto;
}
.contact_form ul{
    width: 100%;
    margin: 0px;
    padding: 0px;
}
.contact_form li{
    list-style: none;
    list-style-type: none;
    list-style-position: outside;
    padding: 12px;
    border-bottom: 1px solid #eee;
    position: relative;
}
.contact_form li:first-child,.contact_form li:last-child{
    border-bottom: 1px solid #777;
}
.contact_form h2{
    margin: 0px;
    display: inline;
}
.required_notification{
    color: #d45252;
    margin: 5px 0 0 0 ;
    display: inline;
    float: right;
}
.contact_form label{
    width: 150px;
    margin-top: 3px;
    display: inline-block;
    float: left;
    padding: 3px;
}
.contact_form input{
    height: 20px;
    width: 220px;
    padding: 5px 8px;
}
.contact_form textarea{
    padding: 8px;
}
.contact_form button{
    margin-left: 156px;
}
.contact_form input,.contact_form textarea{
    border:solid 1px #aaa;
    -webkit-box-shadow : 0px 0px 3px #ccc,0 10px 15px #eee inset;
    -moz-box-shadow: 0px 0px 3px #ccc,0 10px 15px #eee inset;
    box-shadow: 0px 0px 3px #ccc,0 10px 15px #eee inset;
    -webkit-border-radius: 5px;
    -moz-border-radius: 5px;
    border-radius: 5px;
    /*��֧��transition��������У�����CSS������Ч��*/
    -moz-transition: padding .25s;
    -webkit-transition: padding .25s;
    -o-transition: padding .25s;
    transition: padding .25s;
    padding-right:30px;
}
.contact_form input:focus,.contact_form textarea:focus{
    background: #fff;
    border: solid 1px #555;
    -webkit-box-shadow: 0 0 3px #aaa;
    -moz-box-shadow: 0 0 3px #aaa;
    box-shadow: 0 0 3px #aaa;
    /*����Ч�������䳤��*/
    padding-right:70px;
}
.contact_form button.submit{
    background-color: #68b12f;
    background: -webkit-gradient(linear, left top, left bottom, from(#68b12f), to(#50911e));
    background: -webkit-linear-gradient(top, #68b12f, #50911e);
    background: -moz-linear-gradient(top, #68b12f, #50911e);
    background: -ms-linear-gradient(top, #68b12f, #50911e);
    background: -o-linear-gradient(top, #68b12f, #50911e);
    background: linear-gradient(top, #68b12f, #50911e);
    border: 1px solid #509111;
    border-bottom: 1px solid #5b992b;
    border-radius: 3px;
    -webkit-border-radius: 3px;
    -moz-border-radius: 3px;
    -ms-border-radius: 3px;
    -o-border-radius: 3px;
    box-shadow: inset 0 1px 0 0 #9fd574;
    -webkit-box-shadow: 0 1px 0 0 #9fd574 inset ;
    -moz-box-shadow: 0 1px 0 0 #9fd574 inset;
    -ms-box-shadow: 0 1px 0 0 #9fd574 inset;
    -o-box-shadow: 0 1px 0 0 #9fd574 inset;
    color: white;
    font-weight: bold;
    padding: 6px 20px;
    text-align: center;
    text-shadow: 0 -1px 0 #396715;
}
/*α�ࣺ�������ʱ*/
.contact_form button.submit:hover{
    opacity: 0.85;
    cursor: pointer;
}
/*α�ࣺ�������ʱ*/
.contact_form button.submit:active{
    border: 1px solid #20911e;
    -webkit-box-shadow:0 0 10px 5px #356b0b inset ;
    -moz-box-shadow: 0 0 10px 5px #356b0b inset;
    -ms-box-shadow: 0 0 10px 5px #356b0b inset;
    -o-box-shadow: 0 0 10px 5px #356b0b inset;
    box-shadow:0 0 10px 5px #356b0b inset;
}
/*α�ࣺ���ı���Ҫ��֤ʱ*/
.contact_form input:required,.contact_form textarea:required{
    background: #fff url("invalid.png") no-repeat 98% center;
}
/*αԪ��*/
::-webkit-validation-bubble-message{
    padding: 1em;
}
/*α�ࣺ��Ŀ���ȡ���㲢��֤��ͨ��ʱ*/
.contact_form input:focus:invalid,.contact_form text:focus:invalid{
    background: #fff url(invalid.png) no-repeat 98% center;
    box-shadow: 0 0 5px #d45252;
    -webkit-box-shadow: 0 0 5px #d45252;
    -moz-box-shadow: 0 0 5px #d45252;
    -ms-box-shadow:0 0 5px #d45252;
    -o-box-shadow: 0 0 5px #d45252;
    border-color: #b03535;
}
/*α�ࣺ��Ŀ����Ҫ��֤����֤ͨ��ʱ*/
.contact_form input:required:valid,.contact_form textarea:required:valid{
    background: #fff url(valid.png) no-repeat 98% center;
    box-shadow: 0 0 5px #5cd053;
    -webkit-box-shadow: 0 0 5px #5cd053;
    -moz-box-shadow: 0 0 5px #5cd053;
    -ms-box-shadow:0 0 5px #5cd053;
    -o-box-shadow: 0 0 5px #5cd053;
    border-color: #28921f
}
/*������ʾ����ʽ*/
.form_hint{
    background: #d45252;
    -webkit-border-radius: 5px 5px 5px 5px;
    -moz-border-radius: 5px 5px 5px 5px;
    border-radius: 5px 5px 5px 5px;
    color: white;
    margin-left: 8px;
    padding: 1px 6px;
    z-index: 999;
    position: absolute;
    display: none;
}
/*αԪ��*/
.form_hint::before{
    /*�����ͼ�ζ�Ӧ��unicode���룬�ȿ�����ʾ�����(��ָ������Ī���С��ͷ)����һ����ҪͼƬ*/
    content: "\25C0";
    color: #d45252;
    position: absolute;
    top: 1px;
    left: -7px;
}
/*ʹ������ѡ�������ʾ�������ر?����ʾ�����ѡ���(x + y)ѡ����ǽ�����xԪ��֮���yԪ�ء���ݱ?�ֶ���֤��Ľ������ʾ��ʾ�Ȼ����ʹ������ѡ�������ʾ�����أ� ��ʼ*/
.contact_form input:focus + .form_hint{
    display: inline;
}
.contact_form input:required:valid + .form_hint{
    background: #28921f;
}
.contact_form input:required:valid + .form_hint::before{
    color:#28921f;
}
/*����*/










